document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=631734>Question 631734</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this problem:\r<BR>\n" );
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document.write( "The length of a rectangle is 7 cm more than its width. If the length is increased by 2 cm and the width increased by 4 cm, the area will be increased by 54 cm^2. Find the original length and width of the rectangle. \r<BR>\n" );
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document.write( "Thank you so much!  </SPAN>\n" );
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document.write( "Please help me solve this problem:\r<BR>\n" );
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document.write( "The length of a rectangle is 7 cm more than its width. If the length is increased by 2 cm and the width increased by 4 cm, the area will be increased by 54 cm^2. Find the original length and width of the rectangle. \r<BR>\n" );
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document.write( "Thank you so much! \r<BR>\n" );
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document.write( "Let original width of rectangle be W<BR>\n" );
document.write( "Then original length = W + 7<BR>\n" );
document.write( "Increasing length by 2 makes it W + 7 + 2, or (W + 9) cm<BR>\n" );
document.write( "Increasing width by 4 makes it (W + 4) cm\r<BR>\n" );
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document.write( "Original area = LW, or W(W + 7), or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%5E2+%2B+7W ALIGN=MIDDLE  ALT=\"W%5E2+%2B+7W\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Adjusted area = LW, or (W + 9)(W + 4), or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%5E2+%2B+13W+%2B+36 ALIGN=MIDDLE  ALT=\"W%5E2+%2B+13W+%2B+36\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Since adjusted area is increased by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=54+cm%5E2 ALIGN=MIDDLE  ALT=\"54+cm%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, then:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28W%5E2+%2B+13W+%2B+36%29+=+%28W%5E2+%2B+7W%29+%2B+56 ALIGN=MIDDLE  ALT=\"%28W%5E2+%2B+13W+%2B+36%29+=+%28W%5E2+%2B+7W%29+%2B+56\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=W%5E2+-+W%5E2+%2B+13W+-+7W+=+56+-+36 ALIGN=MIDDLE  ALT=\"W%5E2+-+W%5E2+%2B+13W+-+7W+=+56+-+36\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "13W - 7W = 20\r<BR>\n" );
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document.write( "6W = 20\r<BR>\n" );
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document.write( "W, or original width = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20%2F6 ALIGN=MIDDLE  ALT=\"20%2F6\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%2F3 ALIGN=MIDDLE  ALT=\"10%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%283%261%2F3%29 ALIGN=MIDDLE  ALT=\"highlight_green%283%261%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > cm\r<BR>\n" );
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document.write( "Original length = W + 7, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%261%2F3+%2B+7 ALIGN=MIDDLE  ALT=\"3%261%2F3+%2B+7\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=31%2F3 ALIGN=MIDDLE  ALT=\"31%2F3\"   DISABLED_style= \"max-width:90%; height:auto;\" >, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%2810%261%2F3%29 ALIGN=MIDDLE  ALT=\"highlight_green%2810%261%2F3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > cm\r<BR>\n" );
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document.write( "You should be able to do the check!!\r<BR>\n" );
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document.write( "Send comments and “thank-yous” to “D” at  MathMadEzy@aol.com </SPAN>\n" );
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